gcov/script: gcov.sh is implemented using Python
Signed-off-by: wangmingrong1 <wangmingrong1@xiaomi.com>
This commit is contained in:
wangmingrong1
Xiang Xiao
parent
7548db1980
commit
7d6b2e4804
2 changed files with 152 additions and 147 deletions
152
tools/gcov.py
Executable file
152
tools/gcov.py
Executable file
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#!/usr/bin/env python3
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# tools/gcov.py
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# SPDX-License-Identifier: Apache-2.0
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership. The
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# ASF licenses this file to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance with the
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# License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import argparse
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import os
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import shutil
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import subprocess
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import sys
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def copy_file_endswith(endswith, source_dir, target_dir):
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print(f"Collect {endswith} files {source_dir} -> {target_dir}")
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if not os.path.exists(target_dir):
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os.makedirs(target_dir)
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for root, _, files in os.walk(source_dir):
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for file in files:
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if file.endswith(endswith):
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source_file = os.path.join(root, file)
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target_file = os.path.join(target_dir, file)
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shutil.copy2(source_file, target_file)
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def arg_parser():
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parser = argparse.ArgumentParser(
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description="Code coverage generation tool.", add_help=False
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)
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parser.add_argument("-t", dest="gcov_tool", help="Path to gcov tool")
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parser.add_argument("-s", dest="gcno_dir", help="Directory containing gcno files")
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parser.add_argument("-a", dest="gcda_dir", help="Directory containing gcda files")
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parser.add_argument("--debug", action="store_true", help="Enable debug mode")
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parser.add_argument(
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"-x",
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dest="only_copy",
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action="store_true",
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help="Only copy *.gcno and *.gcda files",
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)
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parser.add_argument(
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"gcov_dir",
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nargs="?",
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default=os.getcwd(),
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help="Directory to store gcov data and report",
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)
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return parser.parse_args()
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def main():
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args = arg_parser()
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root_dir = os.getcwd()
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gcov_dir = os.path.abspath(args.gcov_dir)
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gcno_dir = os.path.abspath(args.gcno_dir) if args.gcno_dir else root_dir
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gcda_dir = os.path.abspath(args.gcda_dir) if args.gcda_dir else root_dir
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coverage_file = os.path.join(gcov_dir, "coverage.info")
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result_dir = os.path.join(gcov_dir, "result")
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gcov_data_dir = os.path.join(gcov_dir, "data")
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if args.debug:
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debug_file = os.path.join(gcov_dir, "debug.log")
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sys.stdout = open(debug_file, "w+")
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os.makedirs(os.path.join(gcov_dir, "data"), exist_ok=True)
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# Collect gcno, gcda files
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copy_file_endswith(".gcno", gcno_dir, gcov_data_dir)
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copy_file_endswith(".gcda", gcda_dir, gcov_data_dir)
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# Only copy files
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if args.only_copy:
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sys.exit(0)
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# lcov tool is required
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if shutil.which("lcov") is None:
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print(
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"Error: Code coverage generation tool is not detected, please install lcov."
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)
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sys.exit(1)
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try:
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# lcov collect coverage data to coverage_file
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subprocess.run(
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[
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"lcov",
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"-c",
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"-d",
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gcov_data_dir,
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"-o",
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coverage_file,
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"--rc",
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"lcov_branch_coverage=1",
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"--gcov-tool",
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args.gcov_tool,
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"--ignore-errors",
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"gcov",
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],
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check=True,
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stdout=sys.stdout,
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stderr=sys.stdout,
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)
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# genhtml generate coverage report
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subprocess.run(
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[
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"genhtml",
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"--branch-coverage",
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"-o",
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result_dir,
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coverage_file,
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"--ignore-errors",
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"source",
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],
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check=True,
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stdout=sys.stdout,
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stderr=sys.stdout,
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)
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print(
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"Copy the following link and open it in the browser to view the coverage report:"
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)
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print(f"file://{os.path.join(result_dir, 'index.html')}")
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except subprocess.CalledProcessError:
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print("Failed to generate coverage file.")
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sys.exit(1)
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shutil.rmtree(gcov_data_dir)
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os.remove(coverage_file)
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if __name__ == "__main__":
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main()
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147
tools/gcov.sh
147
tools/gcov.sh
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@ -1,147 +0,0 @@
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#!/usr/bin/env bash
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# tools/gcov.sh
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership.
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# The ASF licenses this file to you under the Apache License, Version 2.0
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# (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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ROOT_DIR=$(pwd)
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GCNO_DIR=$ROOT_DIR
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GCDA_DIR=$ROOT_DIR
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show_help() {
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echo "Usage: $0 [-t gcov_tool] [-s gcno_dir] [-a gcda_dir] [-x] [gcov_dir]"
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echo " -t gcov_tool: path to gcov tool, e.g. ./nuttx/tools/gcov.sh -t arm-none-eabi-gcov"
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echo " -s gcno_dir: directory containing gcno files (relative or absolute path allowed)"
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echo " -a gcda_dir: directory containing gcda files (relative or absolute path allowed)"
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echo " -x: only copy *.gcno and *.gcda files"
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echo " gcov_dir: directory to store gcov data and report (optional)"
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exit 1
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}
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convert_to_absolute_path() {
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local dir_path=$1
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if [ -z "$dir_path" ]; then
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echo "Error: Directory path is empty."
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exit 1
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fi
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# Convert to absolute path if not already
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if [ ! "${dir_path:0:1}" = "/" ]; then
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dir_path=$(realpath "$dir_path" 2>/dev/null)
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fi
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echo "$dir_path"
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}
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while getopts "a:s:t:xh" opt
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do
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case $opt in
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a)
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GCDA_DIR=$(convert_to_absolute_path "$OPTARG")
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if [ ! -d "$GCDA_DIR" ]; then
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echo "Error: Invalid gcda directory: $OPTARG"
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exit 1
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fi
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;;
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s)
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GCNO_DIR=$(convert_to_absolute_path "$OPTARG")
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if [ ! -d "$GCNO_DIR" ]; then
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echo "Error: Invalid gcno directory: $OPTARG"
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exit 1
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fi
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;;
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t)
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GCOV_TOOL="--gcov-tool $OPTARG"
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;;
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x)
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ONLY_COPY=1
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;;
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h)
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show_help
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;;
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?)
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show_help
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;;
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esac
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done
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# Handle gcov_dir as the last positional argument
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shift $((OPTIND - 1))
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if [ $# -gt 1 ]; then
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echo "Error: Too many arguments."
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show_help
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fi
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if [ $# -eq 1 ]; then
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GCOV_DIR=$(convert_to_absolute_path "$1")
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else
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GCOV_DIR=${ROOT_DIR}/gcov
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fi
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mkdir -p ${GCOV_DIR} ${GCOV_DIR}/data
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cd ${GCOV_DIR}
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# Collect gcno files
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find ${GCNO_DIR}/ -name "*.gcno" -exec cp {} ${GCOV_DIR}/data > /dev/null 2>&1 \;
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# Collect gcda files
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find ${GCDA_DIR}/ -name "*.gcda" -exec cp {} ${GCOV_DIR}/data > /dev/null 2>&1 \;
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# Ensure ONLY_COPY is initialized as an integer
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ONLY_COPY=${ONLY_COPY:-0}
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if [ "$ONLY_COPY" -eq 1 ]; then
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exit 0
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fi
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if [ -z "$GCOV_TOOL" ]; then
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echo "Error: -t is a required option."
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show_help
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exit 1
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fi
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type lcov > /dev/null 2>&1
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if [ $? -ne 0 ]; then
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echo "Code coverage generation tool is not detected, please install lcov"
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exit 1
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fi
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files=$(find ${GCOV_DIR}/data -name "*.gcda" 2> /dev/null | wc -l)
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if [ "$files" == "0" ] ;then
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echo "gcda file not found in directory ${ROOT_DIR}"
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echo "Please run ./nuttx before using gcov.sh to generate the coverage report"
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echo "Or copy the gcda file in the device to ${ROOT_DIR}"
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exit 1
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fi
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# Generate coverage text report
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lcov -c -d ${GCOV_DIR}/data -o coverage.info --rc lcov_branch_coverage=1 ${GCOV_TOOL} --ignore-errors gcov
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# Generate coverage page report
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genhtml --branch-coverage -o result coverage.info --ignore-errors source
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if [ $? -ne 0 ]; then
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echo "Failed to generate coverage file"
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exit 1
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fi
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echo -e "Copy the following link and open it in the browser to view the coverage report"
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echo "file://${GCOV_DIR}/result/index.html"
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